/*
 * To change this template, choose Tools | Templates
 * and open the template in the editor.
 */
package servlets.exam;

import java.io.IOException;
import java.io.PrintWriter;
import java.sql.PreparedStatement;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

/**
 *
 * @author FRIENDS
 */
@WebServlet(name = "createexam", urlPatterns = {"/faculty/exam/createexam"})
public class createexam extends HttpServlet {

    protected void processRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException
    {
        response.setContentType("text/html;charset=UTF-8");
        PrintWriter out = response.getWriter();
        AO.Exam exam=new AO.Exam();
        exam.setCourseid(request.getParameter("courseid"));
        exam.setExamdate(request.getParameter("examdate"));
        exam.setExamduration(2);
        exam.setExamid(helper.exam.getNewExamId());
        exam.setUserid(((AO.Login)request.getSession().getAttribute("logindata")).getUserid());
     try{if(DAO.ExamDAO.save(exam))
            {
                PreparedStatement p=dbconnector.DBDriver.getPrepare("CREATE TABLE "+exam.getExamid()+" ("+
                                                                                            "qno INT( 3 ) NOT NULL AUTO_INCREMENT PRIMARY KEY ,"+
                                                                                            "question TEXT NOT NULL ,"+
                                                                                            "opt1 VARCHAR( 200 ) NOT NULL ,"+
                                                                                            "opt2 VARCHAR( 200 ) NOT NULL ,"+
                                                                                            "opt3 VARCHAR( 200 ) NOT NULL ,"+
                                                                                            "opt4 VARCHAR( 200 ) NOT NULL ,"+
                                                                                            "answer INT( 2 ) NOT NULL"+
                                                                                            ") ENGINE = InnoDB");
                //p.setString(1, exam.getExamid());
                p.execute();
                System.out.print("created exam "+exam.getExamid());
            }
          
     }catch(Exception e){e.printStackTrace();}   
     request.getSession().setAttribute("examid", exam.getExamid());
     response.sendRedirect("preparepaper.jsp?qno=1");
        }

    // <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
    /** 
     * Handles the HTTP <code>GET</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Handles the HTTP <code>POST</code> method.
     * @param request servlet request
     * @param response servlet response
     * @throws ServletException if a servlet-specific error occurs
     * @throws IOException if an I/O error occurs
     */
    @Override
    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        processRequest(request, response);
    }

    /** 
     * Returns a short description of the servlet.
     * @return a String containing servlet description
     */
    @Override
    public String getServletInfo() {
        return "Short description";
    }// </editor-fold>
}
